|  |  | 
 |  |  |  | 
 |  |  |     @Override | 
 |  |  |     public PageResult<AgvResult> pageRel(PageParam<Agv, BaseParam> pageParam) { | 
 |  |  |         return new PageResult<AgvResult>(this.baseMapper.selectPageRel(pageParam, pageParam.checkoutMap()), pageParam.getTotal()); | 
 |  |  |         return new PageResult<>(this.baseMapper.selectPageRel(pageParam, pageParam.checkoutMap()), pageParam.getTotal()); | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     @Override | 
 |  |  | 
 |  |  |         return res; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     @Override | 
 |  |  |     public Integer getBackpack(Agv agv) { | 
 |  |  |         if (null != agv.getStage()) { | 
 |  |  |             return agv.getStage(); | 
 |  |  |         } | 
 |  |  |         AgvModel agvModel = agvModelService.getById(agv.getAgvModel()); | 
 |  |  |         assert null != agvModel; | 
 |  |  |         return agvModel.getBackpack(); | 
 |  |  |     } | 
 |  |  |  | 
 |  |  | } |